FPUS55 KRIW 201848 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 1147 AM MST Fri Feb 20 2026 WYZ020-202300- Natrona County Lower Elevations- Including the city of Casper 1147 AM MST Fri Feb 20 2026 .TODAY...Patchy fog this morning. Partly cloudy. Cold with highs around 20. West winds around 10 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Cold with lows 4 to 8 above. West winds around 10 mph. .SATURDAY...Mostly sunny. Highs in the mid 30s. West winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 8 to 14 above. West winds around 10 mph, becoming southwest after midnight. .SUNDAY...Partly cloudy in the morning, then clearing. Highs around 40. Southwest winds around 10 mph with gusts up to 20 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 20s. .MONDAY...Partly cloudy in the morning, then becoming mostly cloudy. Breezy with highs around 50. .MONDAY NIGHT...Mostly cloudy and breezy. Lows in the lower 30s. .TUESDAY...Mostly cloudy and windy. Highs in the mid 50s. .TUESDAY NIGHT...Cloudy in the evening, then becoming partly cloudy. A slight chance of. Windy with lows around 30. .WEDNESDAY...Partly cloudy and windy. Highs in the mid 40s. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the mid 20s. .THURSDAY...Mostly sunny and windy. Highs around 50. $$ WYZ017-202300- Wind River Basin- Including the cities of Riverton and Shoshoni 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Areas of fog this morning. Patchy fog this afternoon. Cold with highs around 20. .TONIGHT...Mostly clear. Cold with lows 3 to 7 above. West winds around 10 mph with gusts up to 20 mph. .SATURDAY...Mostly sunny. Highs in the mid 30s. Southwest winds around 10 mph with gusts up to 20 mph. .SATURDAY NIGHT...Partly cloudy. Cold with lows 10 to 14. South winds around 10 mph. .SUNDAY...Mostly sunny. Highs around 40. South winds around 10 mph with gusts up to 20 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .MONDAY...Partly cloudy. Highs around 50. .MONDAY NIGHT...Mostly cloudy. Lows in the mid 20s. .TUESDAY...Mostly cloudy and breezy. Highs in the mid 50s. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Breezy with lows around 30. .WEDNESDAY...Partly cloudy and breezy. Highs in the upper 40s. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the lower 20s. .THURSDAY...Mostly sunny and breezy. Highs in the lower 50s. $$ WYZ018-202300- Lander Foothills- Including the city of Lander 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Areas of fog this morning. Patchy fog this afternoon. Cold with highs around 20. .TONIGHT...Mostly clear. Cold with lows 4 to 8 above. Southwest winds around 10 mph. .SATURDAY...Mostly sunny. Highs in the mid 30s. South winds around 10 mph, becoming southeast in the afternoon. .SATURDAY NIGHT...Partly cloudy. Cold with lows 12 to 16. Southwest winds around 10 mph in the evening. .SUNDAY...Mostly sunny. Highs in the lower 40s. South winds around 10 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 20s. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 50. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 20s. .TUESDAY...Mostly cloudy. A slight chance of rain showers in the afternoon. Breezy with highs in the mid 50s. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Breezy with lows in the lower 30s. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Breezy with highs in the upper 40s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 20s. .THURSDAY...Mostly sunny and breezy. Highs in the lower 50s. $$ WYZ028-202300- Rock Springs and Green River- Including the cities of Rock Springs and Green River 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Breezy with highs in the mid 20s. Northwest winds around 10 mph, becoming west 15 to 20 mph with gusts up to 30 mph this afternoon. .TONIGHT...Mostly clear and breezy, cold with lows 4 to 8 above. West winds 15 to 20 mph with gusts up to 30 mph, diminishing to around 10 mph with gusts up to 20 mph after midnight. .SATURDAY...Mostly sunny. Highs in the mid 30s. West winds around 10 mph. .SATURDAY NIGHT...Partly cloudy. Cold with lows around 10 above. .SUNDAY...Mostly sunny. Highs around 40. .SUNDAY NIGHT...Partly cloudy. Cold with lows around 20. .MONDAY...Partly cloudy. Highs around 50. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 20s. .TUESDAY...Mostly cloudy and breezy. Highs around 50. .TUESDAY NIGHT...Mostly cloudy and breezy. Lows around 30. .WEDNESDAY...Mostly cloudy and windy. Highs in the lower 40s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy with lows in the lower 20s. .THURSDAY...Mostly sunny in the morning, then becoming partly cloudy. Breezy with highs in the upper 40s. $$ WYZ013-202300- Jackson Hole- Including the city of Jackson 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy. A chance of snow showers this afternoon. Cold with highs around 20. Southwest winds around 10 mph with gusts up to 20 mph this afternoon. Chance of snow 30 percent. .TONIGHT...Partly cloudy. A chance of snow showers in the evening. Cold with lows 1 to 5 above. Southwest winds around 10 mph with gusts up to 20 mph in the evening. Chance of snow 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. Highs around 30. .SATURDAY NIGHT...Partly cloudy. Cold with lows 4 to 10 above. .SUNDAY...Mostly sunny. Highs around 40. .SUNDAY NIGHT...Partly cloudy. Cold with lows 10 to 15. .MONDAY...Partly cloudy. Highs in the lower 40s. .MONDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a chance of snow showers after midnight. Lows in the mid 20s. Chance of snow 30 percent. .TUESDAY...Snow showers likely. Rain showers likely in the afternoon. Moderate snow accumulation possible. Breezy with highs in the upper 30s. Chance of precipitation 60 percent. .TUESDAY NIGHT...Cloudy with snow showers likely. Rain showers likely, mainly in the evening. New light snow accumulation possible. Breezy with lows in the lower 20s. Chance of precipitation 60 percent. .WEDNESDAY...Mostly cloudy with a 30 percent chance of snow showers. Breezy with highs in the lower 30s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A 20 percent chance of snow showers. Cold with lows 10 to 15. .THURSDAY...Partly cloudy with a 20 percent chance of snow showers. Highs in the mid 30s. $$ WYZ003-202300- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly sunny this morning, then becoming partly cloudy. Highs in the mid 20s. Southwest winds around 10 mph, becoming northwest this afternoon. .TONIGHT...Partly cloudy. Cold with lows 11 to 15. West winds around 10 mph with gusts up to 25 mph. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the mid 30s. West winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Partly cloudy. Cold with lows 15 to 19. Southwest winds around 10 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. Southwest winds around 10 mph, becoming southeast in the afternoon. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy and breezy. Highs in the lower 50s. .MONDAY NIGHT...Partly cloudy and breezy. Lows in the mid 30s. .TUESDAY...Mostly cloudy with a slight chance of rain and snow showers. Windy with highs in the lower 50s. Chance of precipitation 20 percent. .TUESDAY NIGHT...Mostly cloudy with a slight chance of rain showers. A slight chance of snow showers in the evening, then a chance of snow showers after midnight. Breezy with lows around 30. Chance of precipitation 30 percent. .WEDNESDAY...Partly cloudy and windy. Highs in the lower 40s. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the upper 20s. .THURSDAY...Mostly sunny and windy. Highs in the upper 40s. $$ WYZ004-202300- North Bighorn Basin- Including the cities of Basin, Greybull, Lovell, Powell, and Shell 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly sunny. Highs in the mid 20s. Southeast winds around 10 mph. .TONIGHT...Partly cloudy. Cold with lows 6 to 12 above. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the mid 30s. Southeast winds around 10 mph. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 11 to 17. .SUNDAY...Partly cloudy in the morning, then clearing. Highs around 40. Southeast winds around 10 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 50. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 30. .TUESDAY...Mostly cloudy. Highs in the mid 50s. .TUESDAY NIGHT...Mostly cloudy in the evening, then partly cloudy with a slight chance of rain and snow showers after midnight. Lows in the upper 20s. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy and breezy. Highs around 50. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 20s. .THURSDAY...Mostly sunny and breezy. Highs in the lower 50s. $$ WYZ006-202300- Southeast Bighorn Basin- Including the cities of Ten Sleep and Worland 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly sunny. Highs in the lower 20s. .TONIGHT...Partly cloudy in the evening, then clearing. Cold with lows 3 to 11 above. .SATURDAY...Mostly sunny. Highs in the mid 30s. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 9 to 17 above. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .MONDAY...Partly cloudy. Highs around 50. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 20s. .TUESDAY...Mostly cloudy. Highs in the mid 50s. .TUESDAY NIGHT...Mostly cloudy in the evening, then partly cloudy with a slight chance of rain and snow showers after midnight. Lows in the upper 20s. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy. Highs around 50. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 20s. .THURSDAY...Mostly sunny. Highs in the lower 50s. $$ WYZ005-202300- Southwest Bighorn Basin- Including the city of Thermopolis 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly sunny this morning, then becoming partly cloudy. Patchy fog this morning. Highs in the lower 20s. .TONIGHT...Partly cloudy in the evening, then clearing. Cold with lows 4 to 10 above. .SATURDAY...Mostly sunny. Highs in the mid 30s. Southeast winds around 10 mph in the afternoon. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 10 to 18. .SUNDAY...Partly cloudy in the morning, then clearing. Highs around 40. .SUNDAY NIGHT...Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 20s. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 50. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 20s. .TUESDAY...Mostly cloudy and breezy. Highs in the mid 50s. .TUESDAY NIGHT...Mostly cloudy in the evening, then partly cloudy with a slight chance of rain and snow showers after midnight. Breezy with lows around 30. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy and breezy. Highs in the upper 40s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 20s. .THURSDAY...Mostly sunny. Highs in the lower 50s. $$ WYZ023-202300- Star Valley- Including the cities of Afton, Alpine, Star Valley Ranch, and Thayne 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy. Patchy fog this morning. A chance of snow showers this afternoon. Cold with highs around 20. West winds around 10 mph this afternoon. Chance of snow 30 percent. .TONIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Cold with lows 1 to 5 above. .SATURDAY...Partly cloudy in the morning, then clearing. Highs around 30. .SATURDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Cold with lows 7 to 13 above. .SUNDAY...Mostly sunny. Highs around 40. .SUNDAY NIGHT...Partly cloudy. Cold with lows 15 to 20. .MONDAY...Partly cloudy. Highs in the lower 40s. .MONDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of snow showers after midnight. Lows around 30. Chance of snow 20 percent. .TUESDAY...Cloudy. A chance of snow and rain showers in the morning, then rain and snow showers likely in the afternoon. Light snow accumulation possible. Highs around 40. Chance of precipitation 60 percent. .TUESDAY NIGHT...Cloudy. Rain and snow showers likely, mainly in the evening. New little or no snow accumulation. Lows around 30. Chance of precipitation 60 percent. .WEDNESDAY...Mostly cloudy. A chance of snow showers, mainly in the morning. Highs in the mid 30s. Chance of snow 30 percent. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of snow showers. Cold with lows 15 to 20. .THURSDAY...Partly cloudy with a 20 percent chance of snow showers. Highs around 40. $$ WYZ025-202300- Upper Green River Basin Foothills- Including the city of Pinedale 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy. Cold with highs around 20. Northwest winds 10 to 15 mph. Lowest wind chill readings wind chill readings as low as 24 below this morning. .TONIGHT...Partly cloudy. Cold with lows 4 below to zero. Northwest winds 10 to 15 mph with gusts up to 25 mph in the evening. .SATURDAY...Mostly sunny. Highs in the upper 20s. .SATURDAY NIGHT...Partly cloudy. Cold with lows 3 to 7 above. .SUNDAY...Mostly sunny. Highs in the mid 30s. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 10 to 15. .MONDAY...Partly cloudy. Highs around 40. .MONDAY NIGHT...Partly cloudy. A slight chance of snow showers after midnight. Cold with lows around 20. Chance of snow 20 percent. .TUESDAY...Cloudy. A chance of snow showers in the morning, then snow and rain showers likely in the afternoon. Light snow accumulation possible. Highs around 40. Chance of precipitation 60 percent. .TUESDAY NIGHT...A chance of rain showers in the evening. Cloudy with snow showers likely. New light snow accumulation possible. Lows in the lower 20s. Chance of precipitation 60 percent. .WEDNESDAY...Mostly cloudy with a chance of snow showers in the morning, then partly cloudy with a slight chance of snow showers in the afternoon. Breezy with highs in the lower 30s. Chance of snow 30 percent. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of snow showers. Cold with lows 5 to 15 above. .THURSDAY...Mostly sunny. Highs in the mid 30s. $$ WYZ026-202300- Upper Green River Basin- Including the cities of La Barge, Big Piney, and Farson 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy and brisk. Highs in the lower 20s. North winds around 10 mph, becoming northwest 15 to 20 mph with gusts up to 30 mph this afternoon. .TONIGHT...Mostly clear. Cold with lows 3 below to 3 above zero. Northwest winds 10 to 15 mph with gusts up to 25 mph in the evening. .SATURDAY...Mostly sunny. Highs around 30. West winds around 10 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy. Cold with lows 4 to 8 above. .SUNDAY...Mostly sunny. Highs in the upper 30s. .SUNDAY NIGHT...Partly cloudy. Cold with lows 10 to 15. .MONDAY...Partly cloudy. Highs in the lower 40s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 20s. .TUESDAY...Mostly cloudy. A chance of snow showers with a slight chance of rain showers in the afternoon. Breezy with highs in the mid 40s. Chance of precipitation 30 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of snow showers with a slight chance of rain showers. Breezy with lows in the mid 20s. Chance of precipitation 30 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Windy with highs in the upper 30s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy, cold with lows 13 to 21. .THURSDAY...Mostly sunny and breezy. Highs in the lower 40s. $$ WYZ010-202300- Northeast Johnson County- Including the city of Buffalo 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly sunny. Highs in the mid 20s. .TONIGHT...Partly cloudy. Cold with lows around 8 above. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the lower 30s. North winds around 10 mph in the afternoon. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 10 to 14. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. Southeast winds around 10 mph with gusts up to 20 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 20. .MONDAY...Partly cloudy. Highs in the mid 50s. .MONDAY NIGHT...Partly cloudy. Lows around 30. .TUESDAY...Mostly cloudy. Highs in the mid 50s. .TUESDAY NIGHT...Mostly cloudy in the evening, then partly cloudy with a chance of rain and snow showers after midnight. Lows in the upper 20s. Chance of precipitation 30 percent. .WEDNESDAY...Partly cloudy. A slight chance of snow showers in the morning. Breezy with highs in the mid 40s. Chance of snow 20 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 20s. .THURSDAY...Mostly sunny. Highs in the mid 50s. $$ WYZ011-202300- Southeast Johnson County- Including the city of Kaycee 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly sunny this morning, then becoming partly cloudy. Highs in the mid 20s. .TONIGHT...Partly cloudy in the evening, then clearing. Cold with lows 4 to 8 above. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the mid 30s. Southwest winds around 10 mph, becoming north with gusts up to 20 mph in the afternoon. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows around 10 above. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. South winds around 10 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .MONDAY...Partly cloudy. Highs in the mid 50s. .MONDAY NIGHT...Mostly cloudy. Lows in the lower 30s. .TUESDAY...Mostly cloudy and breezy. Highs in the mid 50s. .TUESDAY NIGHT...Mostly cloudy in the evening, then partly cloudy with a chance of snow and rain showers after midnight. Breezy with lows in the mid 20s. Chance of precipitation 30 percent. .WEDNESDAY...Partly cloudy. A slight chance of snow showers in the morning. Breezy with highs in the mid 40s. Chance of snow 20 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 20s. .THURSDAY...Mostly sunny and breezy. Highs in the mid 50s. $$ WYZ027-202300- South Lincoln County- Including the cities of Kemmerer and Cokeville 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy and breezy. Highs in the lower 20s. Northwest winds around 10 mph, becoming west 15 to 20 mph with gusts up to 30 mph this afternoon. .TONIGHT...Mostly clear. Cold with lows 2 to 6 above. West winds 10 to 15 mph. .SATURDAY...Mostly sunny. Highs in the lower 30s. .SATURDAY NIGHT...Partly cloudy. Cold with lows around 10 above. .SUNDAY...Mostly sunny. Highs around 40. .SUNDAY NIGHT...Partly cloudy. Cold with lows 15 to 20. .MONDAY...Partly cloudy. Highs in the mid 40s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 20s. .TUESDAY...Mostly cloudy. A chance of rain and snow showers in the afternoon. Breezy with highs in the mid 40s. Chance of precipitation 30 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow showers. Breezy with lows around 30. Chance of precipitation 30 percent. .WEDNESDAY...Mostly cloudy with a chance of snow showers with a slight chance of rain showers in the morning, then partly cloudy in the afternoon. Breezy with highs around 40. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A slight chance of. Breezy with lows in the lower 20s. .THURSDAY...Mostly sunny in the morning, then becoming partly cloudy. Breezy with highs in the lower 40s. $$ WYZ016-202300- Upper Wind River Basin- Including the city of Dubois 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy and brisk, cold with highs around 20. West winds 15 to 20 mph with gusts up to 30 mph. .TONIGHT...Mostly clear and breezy, cold with lows around 10 above. Northwest winds 15 to 20 mph with gusts up to 30 mph. .SATURDAY...Mostly sunny and breezy. Highs in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Partly cloudy. Cold with lows 11 to 15. Northwest winds 10 to 15 mph. .SUNDAY...Mostly sunny. Highs in the lower 40s. West winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 20s. .MONDAY...Partly cloudy and breezy. Highs in the upper 40s. .MONDAY NIGHT...Partly cloudy. A slight chance of. Breezy with lows around 30. .TUESDAY...Mostly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers with a slight chance of rain showers in the afternoon. Windy with highs in the mid 40s. Chance of precipitation 30 percent. .TUESDAY NIGHT...A slight chance of rain showers in the evening. Mostly cloudy with a chance of snow showers. Windy with lows around 30. Chance of precipitation 30 percent. .WEDNESDAY...Partly cloudy and windy. Highs in the upper 30s. .WEDNESDAY NIGHT...Mostly clear and windy. Lows in the lower 20s. .THURSDAY...Mostly sunny and windy. Highs in the lower 40s. $$ WYZ001-202300- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 1147 AM MST Fri Feb 20 2026 .TODAY...Patchy fog this morning. Mostly sunny this morning, then mostly cloudy with a chance of snow showers this afternoon. Cold with highs 12 to 18. Southwest winds 10 to 15 mph. Chance of snow 30 percent. Lowest wind chill readings wind chill readings as low as 30 below this morning. .TONIGHT...Mostly cloudy. A chance of snow showers in the evening. Cold with lows zero to 6 above zero. Southwest winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of snow 30 percent. .SATURDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 20s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Partly cloudy. Cold with lows 3 to 9 above. South winds around 10 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 30s. South winds around 10 mph, becoming southwest in the afternoon. Gusts up to 30 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 10 to 15. .MONDAY...Partly cloudy. Highs in the mid 30s. .MONDAY NIGHT...Mostly cloudy. A chance of snow showers after midnight. Lows in the lower 20s. Chance of snow 30 percent. .TUESDAY...Snow showers. Moderate snow accumulation. Breezy with highs in the lower 30s. Chance of snow 80 percent. .TUESDAY NIGHT...Cloudy with snow showers. New moderate snow accumulation. Breezy, cold with lows 16 to 22. Chance of snow 80 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A 30 percent chance of snow showers. Breezy with highs in the upper 20s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A 20 percent chance of snow showers. Cold with lows 10 to 15. .THURSDAY...Partly cloudy with a 20 percent chance of snow showers. Breezy with highs around 30. $$ WYZ029-202300- Flaming Gorge- 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Breezy with highs in the mid 20s. Northwest winds around 10 mph with gusts up to 20 mph, increasing to 15 to 20 mph with gusts up to 35 mph this afternoon. .TONIGHT...Mostly clear and breezy, cold with lows around 10 above. West winds 15 to 20 mph with gusts up to 30 mph, becoming southwest around 10 mph with gusts up to 20 mph after midnight. .SATURDAY...Sunny. Highs in the mid 30s. Southwest winds around 10 mph with gusts up to 20 mph. .SATURDAY NIGHT...Partly cloudy. Cold with lows 11 to 15. Southeast winds around 10 mph. .SUNDAY...Mostly sunny. Highs in the lower 40s. South winds around 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 20. .MONDAY...Mostly cloudy. Highs in the upper 40s. .MONDAY NIGHT...Mostly cloudy. Lows in the mid 20s. .TUESDAY...Mostly cloudy and breezy. Highs in the lower 50s. .TUESDAY NIGHT...Cloudy, breezy with lows around 30. .WEDNESDAY...Mostly cloudy and windy. Highs in the mid 40s. .WEDNESDAY NIGHT...Partly cloudy and breezy. Lows in the mid 20s. .THURSDAY...Mostly sunny in the morning, then becoming partly cloudy. Breezy with highs in the upper 40s. $$ WYZ022-202300- Casper Mountain- 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy. Cold with highs 14 to 20. West winds around 10 mph this afternoon. .TONIGHT...Mostly cloudy in the evening, then clearing. Cold with lows 1 to 9 above. West winds around 10 mph with gusts up to 20 mph. .SATURDAY...Mostly sunny and breezy. Highs in the upper 20s. Southwest winds 15 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 10 to 16. Southwest winds around 10 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 30s. Southwest winds around 10 mph with gusts up to 20 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .MONDAY...Partly cloudy in the morning, then becoming mostly cloudy. Breezy with highs in the lower 40s. .MONDAY NIGHT...Mostly cloudy and breezy. Lows in the lower 30s. .TUESDAY...Cloudy, windy with highs in the mid 40s. .TUESDAY NIGHT...Cloudy, windy with lows around 30. .WEDNESDAY...Partly cloudy with a 20 percent chance of snow showers. Windy with highs around 40. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy with lows in the mid 20s. .THURSDAY...Mostly sunny and windy. Highs in the lower 40s. $$ WYZ002-202300- Absaroka Mountains- 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly sunny this morning, then partly cloudy with a chance of snow showers this afternoon. Brisk, cold with highs 7 to 17 above. West winds 15 to 20 mph with gusts up to 30 mph. Chance of snow 30 percent. Wind chill readings wind chill readings as low as 25 below. .TONIGHT...Partly cloudy and blustery, cold with lows 2 below to 8 above zero. West winds 15 to 20 mph with gusts up to 35 mph. .SATURDAY...Mostly sunny and breezy. Highs in the lower 20s. West winds 15 to 20 mph with gusts up to 35 mph. Lowest wind chill readings wind chill readings as low as 20 below in the morning. .SATURDAY NIGHT...Partly cloudy. Cold with lows 5 to 15 above. West winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY...Mostly sunny. Highs in the lower 30s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Breezy, cold with lows 13 to 23. .MONDAY...Partly cloudy and breezy. Highs in the mid 30s. .MONDAY NIGHT...Partly cloudy. A chance of snow showers after midnight. Windy with lows in the lower 20s. Chance of snow 30 percent. .TUESDAY...Snow showers. Moderate snow accumulation. Windy with highs in the lower 30s. Chance of snow 80 percent. .TUESDAY NIGHT...Mostly cloudy with snow showers likely. New moderate snow accumulation possible. Windy, cold with lows around 20. Chance of snow 70 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A 30 percent chance of snow showers. Windy. Near steady temperature in the lower 20s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A 20 percent chance of snow showers. Windy, cold with lows 8 to 20 above. .THURSDAY...Partly cloudy in the morning, then clearing. Windy with highs in the upper 20s. $$ WYZ007-202300- Owl Creek and Bridger Mountains- 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy. Cold with highs 14 to 20. Southwest winds around 10 mph this morning. .TONIGHT...Partly cloudy in the evening, then clearing. Cold with lows 6 to 12 above. West winds around 10 mph. .SATURDAY...Mostly sunny. Highs around 30. South winds around 10 mph. .SATURDAY NIGHT...Partly cloudy. Cold with lows 14 to 20. South winds around 10 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. South winds around 10 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 20s. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 40s. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Breezy with lows in the lower 30s. .TUESDAY...Mostly cloudy and breezy. Highs in the upper 40s. .TUESDAY NIGHT...Mostly cloudy in the evening, then partly cloudy with a slight chance of rain and snow showers after midnight. Breezy with lows in the lower 30s. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy and breezy. Highs in the lower 40s. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the mid 20s. .THURSDAY...Mostly sunny and breezy. Highs in the mid 40s. $$ WYZ008-202300- Bighorn Mountains West- 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly sunny. Cold with highs 7 to 19 above. West winds around 10 mph. .TONIGHT...Partly cloudy. A chance of snow showers in the evening. Cold with lows zero to 12 above zero. West winds around 10 mph. Chance of snow 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the mid 20s. West winds around 10 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 8 to 20 above. Southeast winds around 10 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 30s. South winds around 10 mph with gusts up to 25 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 20s. .MONDAY...Partly cloudy. Highs in the lower 40s. .MONDAY NIGHT...Mostly cloudy. A slight chance of. Breezy with lows around 30. .TUESDAY...Mostly cloudy with a 20 percent chance of snow showers. Breezy with highs in the lower 40s. .TUESDAY NIGHT...Mostly cloudy with a chance of snow showers. A slight chance of rain showers after midnight. Breezy with lows in the mid 20s. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy. A chance of snow showers in the morning. Breezy with highs in the mid 30s. Chance of snow 30 percent. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the lower 20s. .THURSDAY...Mostly sunny and breezy. Highs in the upper 30s. $$ WYZ009-202300- Bighorn Mountains Southeast- 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly sunny this morning, then becoming partly cloudy. Cold with highs 9 to 19 above. West winds around 10 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Cold with lows 2 to 10 above. West winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Mostly sunny. Highs in the mid 20s. West winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 9 to 15 above. West winds around 10 mph with gusts up to 20 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 30s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Breezy with lows in the mid 20s. .MONDAY...Partly cloudy and breezy. Highs in the lower 40s. .MONDAY NIGHT...Partly cloudy and breezy. Lows around 30. .TUESDAY...Mostly cloudy and windy. Highs in the lower 40s. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A 30 percent chance of snow showers. Windy with lows in the upper 20s. .WEDNESDAY...Partly cloudy. A chance of snow showers in the morning. Windy with highs in the lower 30s. Chance of snow 30 percent. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the lower 20s. .THURSDAY...Mostly sunny and windy. Highs in the upper 30s. $$ WYZ012-202300- Teton and Gros Ventre Mountains- 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy. A chance of snow showers this afternoon. Cold with highs 9 to 17 above. Southwest winds 10 to 15 mph. Gusts up to 30 mph this afternoon. Chance of snow 30 percent. Lowest wind chill readings wind chill readings as low as 25 below this morning. .TONIGHT...Mostly cloudy. A chance of snow showers in the evening. Cold with lows 2 below to 6 above zero. Southwest winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of snow 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the lower 20s. Southwest winds around 10 mph with gusts up to 25 mph. .SATURDAY NIGHT...Partly cloudy. Cold with lows 4 to 10 above. Southeast winds around 10 mph with gusts up to 20 mph. .SUNDAY...Mostly sunny. Highs in the lower 30s. Southeast winds around 10 mph, becoming southwest in the afternoon. Gusts up to 25 mph. .SUNDAY NIGHT...Partly cloudy. Cold with lows 10 to 15. .MONDAY...Partly cloudy. Highs in the mid 30s. .MONDAY NIGHT...Mostly cloudy. A chance of snow showers after midnight. Lows in the lower 20s. Chance of snow 30 percent. .TUESDAY...Snow showers. Snow may be heavy at times. Heavy snow accumulation. Breezy with highs in the lower 30s. Chance of snow 80 percent. .TUESDAY NIGHT...Snow showers. Snow may be heavy at times. New heavy snow accumulation. Breezy with lows in the lower 20s. Chance of snow 80 percent. .WEDNESDAY...Mostly cloudy. Snow showers likely, mainly in the morning. New light snow accumulation possible. Breezy with highs in the upper 20s. Chance of snow 60 percent. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of snow showers. Breezy, cold with lows 5 to 15 above. .THURSDAY...Partly cloudy with a 30 percent chance of snow showers. Breezy with highs in the upper 20s. $$ WYZ014-202300- Wind River Mountains West- 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy. A chance of snow showers this afternoon. Brisk, cold with highs 5 to 15 above. Northwest winds around 10 mph with gusts up to 20 mph, becoming west 15 to 20 mph with gusts up to 30 mph this afternoon. Chance of snow 30 percent. Lowest wind chill readings wind chill readings as low as 28 below this morning. .TONIGHT...Partly cloudy. Cold with lows 7 below to 1 above zero. Northwest winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY...Mostly sunny. Cold with highs around 20. West winds 10 to 15 mph with gusts up to 30 mph. Lowest wind chill readings wind chill readings as low as 22 below in the morning. .SATURDAY NIGHT...Partly cloudy. Cold with lows 2 to 10 above. West winds around 10 mph. .SUNDAY...Mostly sunny. Highs around 30. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Partly cloudy. Cold with lows 10 to 15. .MONDAY...Partly cloudy. Highs in the lower 30s. .MONDAY NIGHT...Partly cloudy. A slight chance of snow showers after midnight. Breezy, cold with lows 14 to 22. Chance of snow 20 percent. .TUESDAY...A chance of snow showers in the morning, then snow showers likely in the afternoon. Moderate snow accumulation possible. Windy with highs in the lower 30s. Chance of snow 70 percent. .TUESDAY NIGHT...Snow showers likely. New moderate snow accumulation possible. Windy, cold with lows 14 to 24. Chance of snow 70 percent. .WEDNESDAY...Cloudy in the morning, then becoming partly cloudy. A 40 percent chance of snow showers. Windy with highs in the mid 20s. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of snow showers. Breezy, cold with lows 5 to 15 above. .THURSDAY...Mostly sunny. A slight chance of snow showers in the morning. Breezy with highs in the upper 20s. Chance of snow 20 percent. $$ WYZ015-202300- Wind River Mountains East- 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy. A chance of snow showers this afternoon. Blustery, cold with highs 4 to 16 above. West winds 15 to 20 mph. Gusts up to 35 mph this afternoon. Chance of snow 30 percent. Lowest wind chill readings wind chill readings as low as 31 below this morning. .TONIGHT...Mostly clear and blustery, cold with lows 6 below to 6 above zero. West winds 15 to 25 mph. Gusts up to 40 mph in the evening. Wind chill readings wind chill readings as low as 28 below. .SATURDAY...Mostly sunny and breezy. Highs in the lower 20s. West winds 15 to 20 mph with gusts up to 35 mph. Lowest wind chill readings wind chill readings as low as 25 below in the morning. .SATURDAY NIGHT...Partly cloudy. Cold with lows 5 to 15 above. West winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY...Mostly sunny. Highs in the lower 30s. West winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Breezy, cold with lows 12 to 24. .MONDAY...Partly cloudy and breezy. Highs in the mid 30s. .MONDAY NIGHT...Partly cloudy. A slight chance of. Windy with lows in the lower 20s. .TUESDAY...Mostly cloudy. A chance of snow showers in the morning, then snow showers likely in the afternoon. Light snow accumulation possible. Windy with highs in the lower 30s. Chance of snow 60 percent. .TUESDAY NIGHT...Mostly cloudy with snow showers likely. New light snow accumulation possible. Very windy with lows in the lower 20s. Chance of snow 60 percent. .WEDNESDAY...Mostly cloudy with a chance of snow showers in the morning, then partly cloudy in the afternoon. Very windy with highs in the upper 20s. Chance of snow 30 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A 20 percent chance of snow showers. Windy, cold with lows 7 to 21 above. .THURSDAY...Mostly sunny and windy. Highs around 30. $$ WYZ019-202300- Green Mountains and Rattlesnake Range- Including the city of Jeffrey City 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy. Cold with highs 16 to 22. Northwest winds 10 to 15 mph. Gusts up to 30 mph this afternoon. .TONIGHT...Partly cloudy in the evening, then clearing. Cold with lows 3 to 9 above. West winds around 10 mph with gusts up to 25 mph. .SATURDAY...Mostly sunny and breezy. Highs around 30. Southwest winds 15 to 20 mph with gusts up to 35 mph. .SATURDAY NIGHT...Partly cloudy. Cold with lows 10 to 16. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 20s. .MONDAY...Mostly cloudy and breezy. Highs in the mid 40s. .MONDAY NIGHT...Mostly cloudy and breezy. Lows in the mid 20s. .TUESDAY...Mostly cloudy and windy. Highs in the upper 40s. .TUESDAY NIGHT...Mostly cloudy and windy. Lows in the upper 20s. .WEDNESDAY...Partly cloudy and windy. Highs in the lower 40s. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the lower 20s. .THURSDAY...Mostly sunny and windy. Highs in the mid 40s. $$ WYZ024-202300- Salt River and Wyoming Ranges- 1147 AM MST Fri Feb 20 2026 .TODAY...Partly cloudy. A chance of snow showers this afternoon. Brisk, cold with highs 12 to 18. West winds 15 to 20 mph. Chance of snow 30 percent. .TONIGHT...Partly cloudy and blustery, cold with lows 1 below to 5 above zero. West winds 15 to 20 mph with gusts up to 35 mph, diminishing to around 10 mph with gusts up to 20 mph after midnight. .SATURDAY...Mostly sunny. Highs in the mid 20s. Southwest winds around 10 mph with gusts up to 20 mph. .SATURDAY NIGHT...Partly cloudy. Cold with lows 7 to 13 above. Southeast winds around 10 mph with gusts up to 20 mph. .SUNDAY...Mostly sunny. Highs in the mid 30s. Southeast winds around 10 mph, becoming southwest with gusts up to 20 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Cold with lows 15 to 20. .MONDAY...Partly cloudy. Highs in the upper 30s. .MONDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of snow showers after midnight. Lows in the lower 20s. Chance of snow 20 percent. .TUESDAY...Snow showers likely in the morning, then snow showers with a chance of rain showers in the afternoon. Moderate snow accumulation. Breezy with highs in the mid 30s. Chance of precipitation 80 percent. .TUESDAY NIGHT...Snow showers with rain showers likely in the evening, then snow showers likely with a chance of rain showers after midnight. New moderate snow accumulation. Breezy with lows in the mid 20s. Chance of precipitation 80 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A 40 percent chance of snow showers. Breezy with highs in the lower 30s. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of snow showers. Breezy, cold with lows 10 to 20. .THURSDAY...Partly cloudy with a 20 percent chance of snow showers. Breezy with highs in the mid 30s. $$ WYZ030-202300- East Sweetwater County- Including the city of Wamsutter 1147 AM MST Fri Feb 20 2026 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Breezy with highs in the lower 20s. North winds around 10 mph with gusts up to 20 mph, becoming northwest 15 to 20 mph with gusts up to 30 mph this afternoon. .TONIGHT...Mostly clear. Cold with lows around 7 above. West winds 10 to 15 mph. Gusts up to 30 mph in the evening. .SATURDAY...Mostly sunny and breezy. Highs in the lower 30s. Southwest winds 15 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Partly cloudy. Cold with lows around 10 above. South winds around 10 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs around 40. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Cold with lows around 20. .MONDAY...Mostly cloudy. Highs in the mid 40s. .MONDAY NIGHT...Mostly cloudy. Lows in the mid 20s. .TUESDAY...Mostly cloudy and breezy. Highs around 50. .TUESDAY NIGHT...Mostly cloudy and breezy. Lows in the upper 20s. .WEDNESDAY...Mostly cloudy and windy. Highs in the lower 40s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy with lows in the lower 20s. .THURSDAY...Mostly sunny in the morning, then becoming partly cloudy. Breezy with highs in the mid 40s. $$